curry and compose in graph-test package
CCL passing more tests
a note
passing another test
passing all tests with Clozure CL
mention supported on both SBCL and CCL
actually use the counts hash in to-plist
increasing test generality (over-restrictive tests)
beginning to support CLISP
Revert "spell things out for the compiler to optimize"

This reverts commit 092b407cea0e6531b4cba5734f85fc52f0cb3946.
* graph.lisp: Edited docstring for outdegree.